Variable size venturi carburetor with an electronic air/fuel rat

Details Variable size venturi carburetor with an electronic air/fuel rat Variable size venturi carburetor with an electronic air/fuel rat

1976-03-18

1977-11-29

Hart, Douglas

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

261 44R, 261 71, 261121B, F02M 700

Patent

active

040600645

ABSTRACT:
The position of a fuel nozzle of a variable size venturi carburetor is adjustable with respect to the venturi orifice in dependence on climatic conditions such as an ambient temperature and/or atmospheric pressure. An additional air delivery passageway controllable by an electronic air/fuel ratio control system in dependence on an exhaust gas sensor signal is connected with the fuel nozzle.

REFERENCES:
patent: 1107713 (1914-08-01), Shakespeare
patent: 1196976 (1916-09-01), Pembroke
patent: 1328590 (1920-01-01), Royce
patent: 1634461 (1927-07-01), Grikscheit
patent: 2868522 (1959-01-01), O'Neil
patent: 3684257 (1972-08-01), Lawrence
patent: 3875917 (1975-04-01), Scarritt
patent: 3880962 (1975-04-01), Rhodes
patent: 3925521 (1975-12-01), Otani
patent: 3963009 (1976-06-01), Mennesson

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